dridex | 3d9aafc93f8188a495370454ed7f992b6fbe46468f0e8a571d7a673dceb43321

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 18:06

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General

Target

JaffaCakes118_3d9aafc93f8188a495370454ed7f992b6fbe46468f0e8a571d7a673dceb43321.dll
Size

171KB
MD5

7a7ee2c0f4fb7ea543d4fc22c5a15975
SHA1

0b9c4988420cf18b165f91a066c0798e89d01796
SHA256

3d9aafc93f8188a495370454ed7f992b6fbe46468f0e8a571d7a673dceb43321
SHA512

e1fd271408e277f6b27e3a12ace8b7e574dd3faf74805d179ad6230799dc47e3d5f8c3853583d0f1b06c80cded43343d34393de197834545cc5c19659b16e6fd
SSDEEP

3072:Yi49mEb06hs9BPEmmvt7dNbTqub9Un7WpVJBR13LSoAH7Dk0ZT:YH9RVaPEmsdHdbQUbd2H3

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

128.199.200.38:443

192.163.233.216:6601

43.229.206.244:4125

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex
Dridex family
dridex

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1992-1-0x0000000074D90000-0x0000000074DC0000-memory.dmp	dridex_ldr
behavioral1/memory/1992-2-0x0000000074D90000-0x0000000074DC0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2896	1992	WerFault.exe	31

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 596 wrote to memory of 1992	596	rundll32.exe	31
PID 596 wrote to memory of 1992	596	rundll32.exe	31
PID 596 wrote to memory of 1992	596	rundll32.exe	31
PID 596 wrote to memory of 1992	596	rundll32.exe	31
PID 596 wrote to memory of 1992	596	rundll32.exe	31
PID 596 wrote to memory of 1992	596	rundll32.exe	31
PID 596 wrote to memory of 1992	596	rundll32.exe	31
PID 1992 wrote to memory of 2896	1992	rundll32.exe	32
PID 1992 wrote to memory of 2896	1992	rundll32.exe	32
PID 1992 wrote to memory of 2896	1992	rundll32.exe	32
PID 1992 wrote to memory of 2896	1992	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3d9aafc93f8188a495370454ed7f992b6fbe46468f0e8a571d7a673dceb43321.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:596
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3d9aafc93f8188a495370454ed7f992b6fbe46468f0e8a571d7a673dceb43321.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1992
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1992 -s 256
    3⤵
    - Program crash
    PID:2896

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1992-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1992-1-0x0000000074D90000-0x0000000074DC0000-memory.dmp

Filesize
192KB

Download
memory/1992-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1992-2-0x0000000074D90000-0x0000000074DC0000-memory.dmp

Filesize
192KB

Download